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15
×
What causes a decrease in ocean salinity?
glaciers melting
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20
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What are cold currents that bring nutrients to the surface?
upwellings
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15
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What causes the water to move between the water and air if the wind is blowing?
friction
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banana
Go to last place!
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rocket
Go to first place!
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gift
Win 10 points!
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banana
Go to last place!
Oops!
10
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The salinity of ocean water is about 35 g per 1 kg of this.
dissolved salts
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15
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What part of the seafloor creates new seafloor and is the longest mountain range?
mid-ocean ridge
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monster
Reset all scores!
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magnet
Take 10 points!
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fairy
Take points!
5
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25
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thief
Give points!
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25
20
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Which ocean is the shallowest?
Arctic
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20
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This is how the temperature of the ocean water affects the amount of oxygen it contains.
as temperature rises there is less oxygen
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trap
No points!
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fairy
Take points!
5
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25
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fairy
Take points!
5
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baam
Lose 20 points!
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20
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An increase in ocean salinity can cause this.
density current
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15
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What causes tides?
gravitational pull moon
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25
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La Nina causes _______.
colder temperatures than normal
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monster
Reset all scores!
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star
Double points!
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shark
Other team loses 20 points!
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lifesaver
Give 25 points!
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5
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Do currents affect the climate of coastal areas?
yes
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10
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Why is the health of the ocean important to humans?
provides minerals, energy and food
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